SAP ABAP Message Number CN - 847 (CN) is used by

• Function Module (4)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Function Module	CO2O_ACTIVITY_CHANGE_WITH_LOCK	Network: change activity and lock dates	COIF	APPL	SAP_APPL
2	Function Module	CO2O_ACTIVITY_CREATE_STRU_LOCK	Network: create activity (interface with structure) and lock dates	COIF	APPL	SAP_APPL
3	Function Module	CO2O_ACTIVITY_CREATE_WITH_LOCK	Network: create activity and lock dates	COIF	APPL	SAP_APPL
4	Function Module	CO2O_ACTIVITY_LOCK_DATES	Network: lock activity dates	COIF	APPL	SAP_APPL